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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9
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10
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11 static char *ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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12
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13
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14 static ngx_command_t ngx_conf_commands[] = {
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15
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16 { ngx_string("include"),
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17 NGX_ANY_CONF|NGX_CONF_TAKE1,
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18 ngx_conf_include,
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19 0,
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20 0,
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21 NULL },
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22
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23 ngx_null_command
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24 };
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25
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26
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27 ngx_module_t ngx_conf_module = {
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28 NGX_MODULE,
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29 NULL, /* module context */
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30 ngx_conf_commands, /* module directives */
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31 NGX_CONF_MODULE, /* module type */
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32 NULL, /* init module */
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33 NULL /* init child */
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34 };
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35
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36
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37
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38 /* The ten fixed arguments */
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39
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40 static int argument_number[] = {
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41 NGX_CONF_NOARGS,
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42 NGX_CONF_TAKE1,
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43 NGX_CONF_TAKE2,
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44 NGX_CONF_TAKE3,
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45 NGX_CONF_TAKE4,
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46 NGX_CONF_TAKE5,
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47 NGX_CONF_TAKE6,
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48 NGX_CONF_TAKE7
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49 };
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50
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51 static int ngx_conf_read_token(ngx_conf_t *cf);
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52
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53
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54 char *ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
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55 {
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56 int m, rc, found, valid;
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57 char *rv;
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58 void *conf, **confp;
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59 ngx_fd_t fd;
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60 ngx_str_t *name;
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61 ngx_conf_file_t *prev;
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62 ngx_command_t *cmd;
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63
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64 #if (NGX_SUPPRESS_WARN)
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65 fd = NGX_INVALID_FILE;
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66 prev = NULL;
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67 #endif
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68
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69 if (filename) {
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70
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71 /* open configuration file */
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72
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73 fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN);
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74 if (fd == NGX_INVALID_FILE) {
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75 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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76 ngx_open_file_n " %s failed", filename->data);
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77 return NGX_CONF_ERROR;
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78 }
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79
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80 prev = cf->conf_file;
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81 if (!(cf->conf_file = ngx_palloc(cf->pool, sizeof(ngx_conf_file_t)))) {
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82 return NGX_CONF_ERROR;
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83 }
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84
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85 if (ngx_fd_info(fd, &cf->conf_file->file.info) == -1) {
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86 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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87 ngx_fd_info_n " %s failed", filename->data);
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88 }
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89
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90 if (!(cf->conf_file->buffer = ngx_create_temp_buf(cf->pool, 1024))) {
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91 return NGX_CONF_ERROR;
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92 }
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93
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94 cf->conf_file->file.fd = fd;
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95 cf->conf_file->file.name.len = filename->len;
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96 cf->conf_file->file.name.data = filename->data;
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97 cf->conf_file->file.offset = 0;
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98 cf->conf_file->file.log = cf->log;;
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99 cf->conf_file->line = 1;
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100 }
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101
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102 for ( ;; ) {
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103 rc = ngx_conf_read_token(cf);
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104
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105 /*
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106 * ngx_conf_read_token() returns NGX_OK, NGX_ERROR,
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107 * NGX_CONF_FILE_DONE or NGX_CONF_BLOCK_DONE
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108 */
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109
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110 #if 0
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111 ngx_log_debug(cf->log, "token %d" _ rc);
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112 #endif
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113
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114 if (rc == NGX_ERROR) {
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115 break;
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116 }
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117
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118 if (rc != NGX_OK) {
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119 break;
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120 }
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121
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122 if (cf->handler) {
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123
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124 /* custom handler, i.e. used in http "types { ... }" directive */
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125
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126 rv = (*cf->handler)(cf, NULL, cf->handler_conf);
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127 if (rv == NGX_CONF_OK) {
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128 continue;
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129
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130 } else if (rv == NGX_CONF_ERROR) {
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131 rc = NGX_ERROR;
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132 break;
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133
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134 } else {
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135 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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136 "%s in %s:%d",
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137 rv,
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138 cf->conf_file->file.name.data,
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139 cf->conf_file->line);
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140 rc = NGX_ERROR;
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141 break;
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142 }
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143 }
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144
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145 name = (ngx_str_t *) cf->args->elts;
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146 found = 0;
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147
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148 for (m = 0; rc != NGX_ERROR && !found && ngx_modules[m]; m++) {
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149
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150 /* look up the directive in the appropriate modules */
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151
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152 if (ngx_modules[m]->type != NGX_CONF_MODULE
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153 && ngx_modules[m]->type != cf->module_type)
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154 {
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155 continue;
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156 }
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157
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158 cmd = ngx_modules[m]->commands;
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159 if (cmd == NULL) {
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160 continue;
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161 }
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162
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163 while (cmd->name.len) {
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164 if (name->len == cmd->name.len
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165 && ngx_strcmp(name->data, cmd->name.data) == 0)
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166 {
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167
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168 found = 1;
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169 #if 0
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170 ngx_log_debug(cf->log, "command '%s'" _ cmd->name.data);
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171 #endif
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172 /* is the directive's location right ? */
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173
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174 if ((cmd->type & cf->cmd_type) == 0) {
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175 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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176 "directive \"%s\" in %s:%d "
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177 "is not allowed here",
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178 name->data,
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179 cf->conf_file->file.name.data,
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180 cf->conf_file->line);
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181 rc = NGX_ERROR;
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182 break;
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183 }
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184
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185 /* is the directive's argument count right ? */
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186
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187 if (cmd->type & NGX_CONF_ANY) {
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188 valid = 1;
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189
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190 } else if (cmd->type & NGX_CONF_FLAG) {
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191
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192 if (cf->args->nelts == 2) {
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193 valid = 1;
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194 } else {
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195 valid = 0;
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196 }
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197
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198 } else if (cmd->type & NGX_CONF_1MORE) {
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199
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200 if (cf->args->nelts > 1) {
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201 valid = 1;
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202 } else {
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203 valid = 0;
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204 }
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205
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206 } else if (cmd->type & NGX_CONF_2MORE) {
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207
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208 if (cf->args->nelts > 2) {
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209 valid = 1;
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210 } else {
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211 valid = 0;
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212 }
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213
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214 } else if (cf->args->nelts <= 10
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215 && (cmd->type
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216 & argument_number[cf->args->nelts - 1]))
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217 {
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218 valid = 1;
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219
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220 } else {
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221 valid = 0;
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222 }
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223
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224 if (!valid) {
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225 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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226 "invalid number arguments in "
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227 "directive \"%s\" in %s:%d",
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228 name->data,
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229 cf->conf_file->file.name.data,
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230 cf->conf_file->line);
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231 rc = NGX_ERROR;
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232 break;
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233 }
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234
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235 /* set up the directive's configuration context */
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236
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237 conf = NULL;
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238
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239 if (cmd->type & NGX_DIRECT_CONF) {
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240 conf = ((void **) cf->ctx)[ngx_modules[m]->index];
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241
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242 } else if (cmd->type & NGX_MAIN_CONF) {
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243 conf = &(((void **) cf->ctx)[ngx_modules[m]->index]);
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244
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245 } else if (cf->ctx) {
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246 confp = *(void **) ((char *) cf->ctx + cmd->conf);
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247
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248 if (confp) {
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249 conf = confp[ngx_modules[m]->ctx_index];
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250 }
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251 }
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252
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253 rv = cmd->set(cf, cmd, conf);
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254
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255 #if 0
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256 ngx_log_debug(cf->log, "rv: %d" _ rv);
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257 #endif
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258
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259 if (rv == NGX_CONF_OK) {
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260 break;
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261
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262 } else if (rv == NGX_CONF_ERROR) {
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263 rc = NGX_ERROR;
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264 break;
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265
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266 } else {
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267 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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268 "the \"%s\" directive %s in %s:%d",
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269 name->data, rv,
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270 cf->conf_file->file.name.data,
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271 cf->conf_file->line);
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272
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273 rc = NGX_ERROR;
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274 break;
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275 }
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276 }
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277
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278 cmd++;
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279 }
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280 }
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281
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282 if (!found) {
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283 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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284 "unknown directive \"%s\" in %s:%d",
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285 name->data,
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286 cf->conf_file->file.name.data,
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287 cf->conf_file->line);
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288
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289 rc = NGX_ERROR;
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290 break;
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291 }
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292
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293 if (rc == NGX_ERROR) {
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294 break;
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295 }
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296 }
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297
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298 if (filename) {
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299 cf->conf_file = prev;
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300
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301 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
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302 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
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303 ngx_close_file_n " %s failed",
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304 cf->conf_file->file.name.data);
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305 return NGX_CONF_ERROR;
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306 }
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307 }
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308
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309 if (rc == NGX_ERROR) {
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310 return NGX_CONF_ERROR;
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311 }
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312
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313 return NGX_CONF_OK;
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314 }
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315
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316
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317 static int ngx_conf_read_token(ngx_conf_t *cf)
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318 {
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319 u_char *start, ch, *src, *dst;
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320 int len;
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321 int found, need_space, last_space, sharp_comment;
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322 int quoted, s_quoted, d_quoted;
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323 ssize_t n;
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324 ngx_str_t *word;
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325 ngx_buf_t *b;
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326
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327 found = 0;
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328 need_space = 0;
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329 last_space = 1;
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330 sharp_comment = 0;
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331 quoted = s_quoted = d_quoted = 0;
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332
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333 cf->args->nelts = 0;
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334 b = cf->conf_file->buffer;
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335 start = b->pos;
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336
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337 #if 0
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338 ngx_log_debug(cf->log, "TOKEN START");
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339 #endif
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340
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341 for ( ;; ) {
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342
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343 if (b->pos >= b->last) {
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344 if (cf->conf_file->file.offset
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345 >= ngx_file_size(&cf->conf_file->file.info)) {
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346 return NGX_CONF_FILE_DONE;
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347 }
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348
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349 if (b->pos - start) {
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350 ngx_memcpy(b->start, start, b->pos - start);
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351 }
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352
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353 n = ngx_read_file(&cf->conf_file->file,
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354 b->start + (b->pos - start),
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355 b->end - (b->start + (b->pos - start)),
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356 cf->conf_file->file.offset);
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357
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358 if (n == NGX_ERROR) {
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359 return NGX_ERROR;
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360 }
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361
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362 b->pos = b->start + (b->pos - start);
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363 start = b->start;
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364 b->last = b->pos + n;
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365 }
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366
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367 ch = *b->pos++;
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368
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369 #if 0
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370 ngx_log_debug(cf->log, "%d:%d:%d:%d:%d '%c'" _
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371 last_space _ need_space _
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372 quoted _ s_quoted _ d_quoted _ ch);
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373 #endif
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374
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375 if (ch == LF) {
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376 cf->conf_file->line++;
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377
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378 if (sharp_comment) {
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379 sharp_comment = 0;
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380 }
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381 }
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382
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383 if (sharp_comment) {
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384 continue;
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385 }
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386
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387 if (quoted) {
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388 quoted = 0;
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389 continue;
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390 }
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391
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392 if (need_space) {
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393 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
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394 last_space = 1;
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395 need_space = 0;
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396 continue;
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397 }
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398
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399 if (ch == ';' || ch == '{') {
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400 return NGX_OK;
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401 }
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402
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403 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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404 "unexpected '%c' in %s:%d",
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405 ch, cf->conf_file->file.name.data,
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406 cf->conf_file->line);
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407
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408 return NGX_ERROR;
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409 }
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410
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411 if (last_space) {
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412 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
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413 continue;
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414 }
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415
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416 start = b->pos - 1;
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417
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418 switch (ch) {
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419
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420 case ';':
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421 case '{':
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422 if (cf->args->nelts == 0) {
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423 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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424 "unexpected '%c' in %s:%d",
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425 ch, cf->conf_file->file.name.data,
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426 cf->conf_file->line);
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427 return NGX_ERROR;
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428 }
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429
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430 return NGX_OK;
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431
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432 case '}':
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433 if (cf->args->nelts > 0) {
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434 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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435 "unexpected '}' in %s:%d",
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436 cf->conf_file->file.name.data,
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437 cf->conf_file->line);
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438 return NGX_ERROR;
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439 }
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440
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441 return NGX_CONF_BLOCK_DONE;
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442
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|
443 case '#':
|
|
|
444 sharp_comment = 1;
|
|
|
445 continue;
|
|
|
446
|
|
|
447 case '\\':
|
|
|
448 quoted = 1;
|
|
|
449 last_space = 0;
|
|
|
450 continue;
|
|
|
451
|
|
|
452 case '"':
|
|
|
453 start++;
|
|
|
454 d_quoted = 1;
|
|
|
455 last_space = 0;
|
|
|
456 continue;
|
|
|
457
|
|
|
458 case '\'':
|
|
|
459 start++;
|
|
|
460 s_quoted = 1;
|
|
|
461 last_space = 0;
|
|
|
462 continue;
|
|
|
463
|
|
|
464 default:
|
|
|
465 last_space = 0;
|
|
|
466 }
|
|
|
467
|
|
|
468 } else {
|
|
|
469 if (ch == '\\') {
|
|
|
470 quoted = 1;
|
|
|
471 continue;
|
|
|
472 }
|
|
|
473
|
|
|
474 if (d_quoted) {
|
|
|
475 if (ch == '"') {
|
|
|
476 d_quoted = 0;
|
|
|
477 need_space = 1;
|
|
|
478 found = 1;
|
|
|
479 }
|
|
|
480
|
|
|
481 } else if (s_quoted) {
|
|
|
482 if (ch == '\'') {
|
|
|
483 s_quoted = 0;
|
|
|
484 need_space = 1;
|
|
|
485 found = 1;
|
|
|
486 }
|
|
|
487
|
|
|
488 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
|
489 || ch == ';' || ch == '{') {
|
|
|
490 last_space = 1;
|
|
|
491 found = 1;
|
|
|
492 }
|
|
|
493
|
|
|
494 if (found) {
|
|
|
495 if (!(word = ngx_push_array(cf->args))) {
|
|
|
496 return NGX_ERROR;
|
|
|
497 }
|
|
|
498
|
|
|
499 if (!(word->data = ngx_palloc(cf->pool, b->pos - start + 1))) {
|
|
|
500 return NGX_ERROR;
|
|
|
501 }
|
|
|
502
|
|
|
503 for (dst = word->data, src = start, len = 0;
|
|
|
504 src < b->pos - 1;
|
|
|
505 len++)
|
|
|
506 {
|
|
|
507 if (*src == '\\') {
|
|
|
508 switch (src[1]) {
|
|
|
509 case '"':
|
|
|
510 case '\'':
|
|
|
511 case '\\':
|
|
|
512 src++;
|
|
|
513 break;
|
|
|
514
|
|
|
515 case 't':
|
|
|
516 *dst++ = '\t';
|
|
|
517 src += 2;
|
|
|
518 continue;
|
|
|
519
|
|
|
520 case 'r':
|
|
|
521 *dst++ = '\r';
|
|
|
522 src += 2;
|
|
|
523 continue;
|
|
|
524
|
|
|
525 case 'n':
|
|
|
526 *dst++ = '\n';
|
|
|
527 src += 2;
|
|
|
528 continue;
|
|
|
529 }
|
|
|
530
|
|
|
531 }
|
|
|
532 *dst++ = *src++;
|
|
|
533 }
|
|
|
534 *dst = '\0';
|
|
|
535 word->len = len;
|
|
|
536
|
|
|
537 #if 0
|
|
|
538 ngx_log_debug(cf->log, "FOUND %d:'%s'" _ word->len _ word->data);
|
|
|
539 #endif
|
|
|
540
|
|
|
541 if (ch == ';' || ch == '{') {
|
|
|
542 return NGX_OK;
|
|
|
543 }
|
|
|
544
|
|
|
545 found = 0;
|
|
|
546 }
|
|
|
547 }
|
|
|
548 }
|
|
|
549 }
|
|
|
550
|
|
|
551
|
|
|
552 static char *ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
553 {
|
|
|
554 ngx_str_t *value, file;
|
|
|
555
|
|
|
556 value = cf->args->elts;
|
|
|
557 file = value[1];
|
|
|
558
|
|
|
559 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR){
|
|
|
560 return NGX_CONF_ERROR;
|
|
|
561 }
|
|
|
562
|
|
|
563 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
|
564
|
|
|
565 return ngx_conf_parse(cf, &file);
|
|
|
566 }
|
|
|
567
|
|
|
568
|
|
|
569 ngx_int_t ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
|
|
570 {
|
|
|
571 u_char *p;
|
|
|
572 ngx_str_t old;
|
|
|
573
|
|
|
574 if (name->data[0] == '/') {
|
|
|
575 return NGX_OK;
|
|
|
576 }
|
|
|
577
|
|
|
578 old = *name;
|
|
|
579
|
|
|
580 name->len = cycle->root.len + old.len;
|
|
|
581
|
|
4
|
582 if (cycle->connections) {
|
|
|
583 if (!(name->data = ngx_palloc(cycle->pool, name->len + 1))) {
|
|
|
584 return NGX_ERROR;
|
|
|
585 }
|
|
|
586
|
|
|
587 } else {
|
|
|
588
|
|
|
589 /* the init_cycle */
|
|
|
590
|
|
|
591 if (!(name->data = ngx_alloc(name->len + 1, cycle->log))) {
|
|
|
592 return NGX_ERROR;
|
|
|
593 }
|
|
0
|
594 }
|
|
|
595
|
|
|
596 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
|
597 ngx_cpystrn(p, old.data, old.len + 1);
|
|
|
598
|
|
|
599 return NGX_OK;
|
|
|
600 }
|
|
|
601
|
|
|
602
|
|
|
603 ngx_open_file_t *ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
|
|
604 {
|
|
|
605 ngx_str_t full;
|
|
|
606 ngx_uint_t i;
|
|
|
607 ngx_list_part_t *part;
|
|
|
608 ngx_open_file_t *file;
|
|
|
609
|
|
|
610 #if (NGX_SUPPRESS_WARN)
|
|
|
611 full.len = 0;
|
|
|
612 full.data = NULL;
|
|
|
613 #endif
|
|
|
614
|
|
|
615 if (name) {
|
|
|
616 full = *name;
|
|
|
617
|
|
|
618 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
|
619 return NULL;
|
|
|
620 }
|
|
|
621
|
|
|
622 part = &cycle->open_files.part;
|
|
|
623 file = part->elts;
|
|
|
624
|
|
|
625 for (i = 0; /* void */ ; i++) {
|
|
|
626
|
|
|
627 if (i >= part->nelts) {
|
|
|
628 if (part->next == NULL) {
|
|
|
629 break;
|
|
|
630 }
|
|
|
631 part = part->next;
|
|
|
632 file = part->elts;
|
|
|
633 i = 0;
|
|
|
634 }
|
|
|
635
|
|
|
636 if (full.len != file[i].name.len) {
|
|
|
637 continue;
|
|
|
638 }
|
|
|
639
|
|
|
640 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
|
641 return &file[i];
|
|
|
642 }
|
|
|
643 }
|
|
|
644 }
|
|
|
645
|
|
|
646 if (!(file = ngx_list_push(&cycle->open_files))) {
|
|
|
647 return NULL;
|
|
|
648 }
|
|
|
649
|
|
|
650 if (name) {
|
|
|
651 file->fd = NGX_INVALID_FILE;
|
|
|
652 file->name = full;
|
|
|
653
|
|
|
654 } else {
|
|
|
655 file->fd = ngx_stderr_fileno;
|
|
|
656 file->name.len = 0;
|
|
|
657 file->name.data = NULL;
|
|
|
658 }
|
|
|
659
|
|
|
660 return file;
|
|
|
661 }
|
|
|
662
|
|
|
663
|
|
|
664 void ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
|
665 char *fmt, ...)
|
|
|
666 {
|
|
|
667 int len;
|
|
|
668 char errstr[NGX_MAX_CONF_ERRSTR];
|
|
|
669 va_list args;
|
|
|
670
|
|
|
671 va_start(args, fmt);
|
|
|
672 len = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args);
|
|
|
673 va_end(args);
|
|
|
674
|
|
|
675 if (err) {
|
|
|
676 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
|
|
|
677 " (%d: ", err);
|
|
|
678 len += ngx_strerror_r(err, errstr + len, sizeof(errstr) - len - 1);
|
|
|
679 errstr[len++] = ')';
|
|
|
680 errstr[len] = '\0';
|
|
|
681 }
|
|
|
682
|
|
|
683 ngx_log_error(level, cf->log, 0, "%s in %s:%d",
|
|
|
684 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
|
685 }
|
|
|
686
|
|
|
687
|
|
|
688 char *ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
689 {
|
|
|
690 char *p = conf;
|
|
|
691
|
|
|
692 ngx_str_t *value;
|
|
|
693 ngx_flag_t *fp;
|
|
|
694 ngx_conf_post_t *post;
|
|
|
695
|
|
|
696 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
|
697
|
|
|
698 if (*fp != NGX_CONF_UNSET) {
|
|
|
699 return "is duplicate";
|
|
|
700 }
|
|
|
701
|
|
|
702 value = cf->args->elts;
|
|
|
703
|
|
|
704 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
|
705 *fp = 1;
|
|
|
706
|
|
|
707 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
|
708 *fp = 0;
|
|
|
709
|
|
|
710 } else {
|
|
|
711 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
712 "invalid value \"%s\" in \"%s\" directive, "
|
|
|
713 "it must be \"on\" or \"off\"",
|
|
|
714 value[1].data, cmd->name.data);
|
|
|
715 return NGX_CONF_ERROR;
|
|
|
716 }
|
|
|
717
|
|
|
718 if (cmd->post) {
|
|
|
719 post = cmd->post;
|
|
|
720 return post->post_handler(cf, post, fp);
|
|
|
721 }
|
|
|
722
|
|
|
723 return NGX_CONF_OK;
|
|
|
724 }
|
|
|
725
|
|
|
726
|
|
|
727 char *ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
728 {
|
|
|
729 char *p = conf;
|
|
|
730
|
|
|
731 ngx_str_t *field, *value;
|
|
|
732 ngx_conf_post_t *post;
|
|
|
733
|
|
|
734 field = (ngx_str_t *) (p + cmd->offset);
|
|
|
735
|
|
|
736 if (field->data) {
|
|
|
737 return "is duplicate";
|
|
|
738 }
|
|
|
739
|
|
|
740 value = cf->args->elts;
|
|
|
741
|
|
|
742 *field = value[1];
|
|
|
743
|
|
|
744 if (cmd->post) {
|
|
|
745 post = cmd->post;
|
|
|
746 return post->post_handler(cf, post, field);
|
|
|
747 }
|
|
|
748
|
|
|
749 return NGX_CONF_OK;
|
|
|
750 }
|
|
|
751
|
|
|
752
|
|
|
753 char *ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
754 {
|
|
|
755 char *p = conf;
|
|
|
756
|
|
|
757 ngx_int_t *np;
|
|
|
758 ngx_str_t *value;
|
|
|
759 ngx_conf_post_t *post;
|
|
|
760
|
|
|
761
|
|
|
762 np = (ngx_int_t *) (p + cmd->offset);
|
|
|
763
|
|
|
764 if (*np != NGX_CONF_UNSET) {
|
|
|
765 return "is duplicate";
|
|
|
766 }
|
|
|
767
|
|
|
768 value = cf->args->elts;
|
|
|
769 *np = ngx_atoi(value[1].data, value[1].len);
|
|
|
770 if (*np == NGX_ERROR) {
|
|
|
771 return "invalid number";
|
|
|
772 }
|
|
|
773
|
|
|
774 if (cmd->post) {
|
|
|
775 post = cmd->post;
|
|
|
776 return post->post_handler(cf, post, np);
|
|
|
777 }
|
|
|
778
|
|
|
779 return NGX_CONF_OK;
|
|
|
780 }
|
|
|
781
|
|
|
782
|
|
|
783 char *ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
784 {
|
|
|
785 char *p = conf;
|
|
|
786
|
|
|
787 size_t *sp;
|
|
|
788 ngx_str_t *value;
|
|
|
789 ngx_conf_post_t *post;
|
|
|
790
|
|
|
791
|
|
|
792 sp = (size_t *) (p + cmd->offset);
|
|
|
793 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
|
794 return "is duplicate";
|
|
|
795 }
|
|
|
796
|
|
|
797 value = cf->args->elts;
|
|
|
798
|
|
|
799 *sp = ngx_parse_size(&value[1]);
|
|
|
800 if (*sp == (size_t) NGX_ERROR) {
|
|
|
801 return "invalid value";
|
|
|
802 }
|
|
|
803
|
|
|
804 if (cmd->post) {
|
|
|
805 post = cmd->post;
|
|
|
806 return post->post_handler(cf, post, sp);
|
|
|
807 }
|
|
|
808
|
|
|
809 return NGX_CONF_OK;
|
|
|
810 }
|
|
|
811
|
|
|
812
|
|
|
813 char *ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
814 {
|
|
|
815 char *p = conf;
|
|
|
816
|
|
|
817 ngx_msec_t *msp;
|
|
|
818 ngx_str_t *value;
|
|
|
819 ngx_conf_post_t *post;
|
|
|
820
|
|
|
821
|
|
|
822 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
|
823 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
|
824 return "is duplicate";
|
|
|
825 }
|
|
|
826
|
|
|
827 value = cf->args->elts;
|
|
|
828
|
|
|
829 *msp = ngx_parse_time(&value[1], 0);
|
|
|
830 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
|
831 return "invalid value";
|
|
|
832 }
|
|
|
833
|
|
|
834 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
|
835 return "value must be less than 597 hours";
|
|
|
836 }
|
|
|
837
|
|
|
838 if (cmd->post) {
|
|
|
839 post = cmd->post;
|
|
|
840 return post->post_handler(cf, post, msp);
|
|
|
841 }
|
|
|
842
|
|
|
843 return NGX_CONF_OK;
|
|
|
844 }
|
|
|
845
|
|
|
846
|
|
|
847 char *ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
848 {
|
|
|
849 char *p = conf;
|
|
|
850
|
|
|
851 time_t *sp;
|
|
|
852 ngx_str_t *value;
|
|
|
853 ngx_conf_post_t *post;
|
|
|
854
|
|
|
855
|
|
|
856 sp = (time_t *) (p + cmd->offset);
|
|
|
857 if (*sp != NGX_CONF_UNSET) {
|
|
|
858 return "is duplicate";
|
|
|
859 }
|
|
|
860
|
|
|
861 value = cf->args->elts;
|
|
|
862
|
|
|
863 *sp = ngx_parse_time(&value[1], 1);
|
|
|
864 if (*sp == NGX_ERROR) {
|
|
|
865 return "invalid value";
|
|
|
866 }
|
|
|
867
|
|
|
868 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
|
869 return "value must be less than 68 years";
|
|
|
870 }
|
|
|
871
|
|
|
872 if (cmd->post) {
|
|
|
873 post = cmd->post;
|
|
|
874 return post->post_handler(cf, post, sp);
|
|
|
875 }
|
|
|
876
|
|
|
877 return NGX_CONF_OK;
|
|
|
878 }
|
|
|
879
|
|
|
880
|
|
|
881 char *ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
882 {
|
|
|
883 char *p = conf;
|
|
|
884
|
|
|
885 ngx_str_t *value;
|
|
|
886 ngx_bufs_t *bufs;
|
|
|
887
|
|
|
888
|
|
|
889 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
|
890 if (bufs->num) {
|
|
|
891 return "is duplicate";
|
|
|
892 }
|
|
|
893
|
|
|
894 value = cf->args->elts;
|
|
|
895
|
|
|
896 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
|
897 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
|
898 return "invalid value";
|
|
|
899 }
|
|
|
900
|
|
|
901 bufs->size = ngx_parse_size(&value[2]);
|
|
|
902 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
|
903 return "invalid value";
|
|
|
904 }
|
|
|
905
|
|
|
906 return NGX_CONF_OK;
|
|
|
907 }
|
|
|
908
|
|
|
909
|
|
|
910 char *ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
911 {
|
|
|
912 char *p = conf;
|
|
|
913
|
|
|
914 ngx_uint_t *np, i;
|
|
|
915 ngx_str_t *value;
|
|
|
916 ngx_conf_enum_t *e;
|
|
|
917
|
|
|
918 np = (ngx_uint_t *) (p + cmd->offset);
|
|
|
919
|
|
|
920 if (*np != NGX_CONF_UNSET_UINT) {
|
|
|
921 return "is duplicate";
|
|
|
922 }
|
|
|
923
|
|
|
924 value = cf->args->elts;
|
|
|
925 e = cmd->post;
|
|
|
926
|
|
|
927 for (i = 0; e[i].name.len != 0; i++) {
|
|
|
928 if (e[i].name.len != value[1].len
|
|
|
929 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
|
930 {
|
|
|
931 continue;
|
|
|
932 }
|
|
|
933
|
|
|
934 *np = e[i].value;
|
|
|
935
|
|
|
936 return NGX_CONF_OK;
|
|
|
937 }
|
|
|
938
|
|
|
939 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
940 "invalid value \"%s\"", value[1].data);
|
|
|
941
|
|
|
942 return NGX_CONF_ERROR;
|
|
|
943 }
|
|
|
944
|
|
|
945
|
|
|
946 char *ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
947 {
|
|
|
948 char *p = conf;
|
|
|
949
|
|
|
950 ngx_uint_t *np, i, m;
|
|
|
951 ngx_str_t *value;
|
|
|
952 ngx_conf_bitmask_t *mask;
|
|
|
953
|
|
|
954
|
|
|
955 np = (ngx_uint_t *) (p + cmd->offset);
|
|
|
956 value = cf->args->elts;
|
|
|
957 mask = cmd->post;
|
|
|
958
|
|
|
959 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
960 for (m = 0; mask[m].name.len != 0; m++) {
|
|
|
961
|
|
|
962 if (mask[m].name.len != value[i].len
|
|
|
963 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
|
964 {
|
|
|
965 continue;
|
|
|
966 }
|
|
|
967
|
|
|
968 if (*np & mask[m].mask) {
|
|
|
969 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
970 "duplicate value \"%s\"", value[i].data);
|
|
|
971
|
|
|
972 } else {
|
|
|
973 *np |= mask[m].mask;
|
|
|
974 }
|
|
|
975
|
|
|
976 break;
|
|
|
977 }
|
|
|
978
|
|
|
979 if (mask[m].name.len == 0) {
|
|
|
980 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
981 "invalid value \"%s\"", value[i].data);
|
|
|
982
|
|
|
983 return NGX_CONF_ERROR;
|
|
|
984 }
|
|
|
985 }
|
|
|
986
|
|
|
987 return NGX_CONF_OK;
|
|
|
988 }
|
|
|
989
|
|
|
990
|
|
|
991 char *ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
992 {
|
|
|
993 return "unsupported on this platform";
|
|
|
994 }
|
|
|
995
|
|
|
996
|
|
|
997 char *ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
|
|
998 {
|
|
|
999 ngx_conf_num_bounds_t *bounds = post;
|
|
|
1000 ngx_int_t *np = data;
|
|
|
1001
|
|
|
1002 if (bounds->high == -1) {
|
|
|
1003 if (*np >= bounds->low) {
|
|
|
1004 return NGX_CONF_OK;
|
|
|
1005 }
|
|
|
1006
|
|
|
1007 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1008 "value must be equal or more than %d", bounds->low);
|
|
|
1009
|
|
|
1010 return NGX_CONF_ERROR;
|
|
|
1011 }
|
|
|
1012
|
|
|
1013 if (*np >= bounds->low && *np <= bounds->high) {
|
|
|
1014 return NGX_CONF_OK;
|
|
|
1015 }
|
|
|
1016
|
|
|
1017 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1018 "value must be between %d and %d",
|
|
|
1019 bounds->low, bounds->high);
|
|
|
1020
|
|
|
1021 return NGX_CONF_ERROR;
|
|
|
1022 }
|
